Revert "farewell MSVS 2015"

This reverts commit 8d1e289188ba821bcfd5e85c6ace09ef97f8f894.

7 files changed, 1573 insertions, 0 deletions

diff --git a/plugins/MirOTR/Libgcrypt/Libgcrypt_15.vcxproj b/plugins/MirOTR/Libgcrypt/Libgcrypt_15.vcxproj
new file mode 100644
index 0000000000..33c2756e99
--- /dev/null
+++ b/plugins/MirOTR/Libgcrypt/Libgcrypt_15.vcxproj
@@ -0,0 +1,299 @@
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new file mode 100644
index 0000000000..459dcbf93a
--- /dev/null
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new file mode 100644
index 0000000000..349cb15d7b
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new file mode 100644
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\ No newline at end of file